diff --git a/app/src/main/res/layout/toolbar.xml b/app/src/main/res/layout/toolbar.xml
index f1c0d259..78fb4462 100644
--- a/app/src/main/res/layout/toolbar.xml
+++ b/app/src/main/res/layout/toolbar.xml
@@ -4,6 +4,5 @@
     android:id="@+id/toolbar"
     android:layout_width="match_parent"
     android:layout_height="?attr/actionBarSize"
-    android:background="@color/colorBackground"
     android:theme="@style/ThemeOverlay.AppCompat.ActionBar"
     app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index da04734f..51533fcc 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -6,5 +6,4 @@
     <color name="teal">#009688</color>
     <color name="colorPrimary">#3F51B5</color>
     <color name="colorPrimaryDark">#303F9F</color>
-    <color name="colorBackground">#F5F5F5</color>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index fb09f29c..700ec18d 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -3,7 +3,6 @@
     <style name="AppTheme" parent="Theme.MaterialComponents.DayNight.NoActionBar">
         <item name="colorPrimary">@color/colorPrimary</item>
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
-        <item name="android:colorBackground">@color/colorBackground</item>
         <item name="android:statusBarColor">@android:color/transparent</item>
         <item name="android:windowLightStatusBar">?attr/isLightTheme</item>
     </style>
@@ -25,7 +24,6 @@
         <item name="android:layout_marginTop">10dp</item>
         <item name="android:layout_marginStart">18dp</item>
         <item name="android:layout_marginEnd">18dp</item>
-        <item name="cardBackgroundColor">@color/colorBackground</item>
         <item name="cardCornerRadius">10dp</item>
     </style>
 
@@ -52,7 +50,6 @@
         <item name="android:layout_marginBottom">10dp</item>
         <item name="android:layout_marginStart">60dp</item>
         <item name="android:layout_marginEnd">60dp</item>
-        <item name="cardBackgroundColor">@color/colorBackground</item>
         <item name="cardCornerRadius">10dp</item>
     </style>
 </resources>
\ No newline at end of file